16 …Off_x[], const PetscScalar u[], const PetscScalar u_t[], const PetscScalar u_x[], const PetscInt a…  in objective_2d()  argument
18   const PetscScalar ux2 = PetscSqr(u_x[0]);  in objective_2d()
19   const PetscScalar uy2 = PetscSqr(u_x[1]);  in objective_2d()
25 …Off_x[], const PetscScalar u[], const PetscScalar u_t[], const PetscScalar u_x[], const PetscInt a…  in gradient_1_2d()  argument
27   const PetscScalar ux2 = PetscSqr(u_x[0]);  in gradient_1_2d()
28   const PetscScalar uy2 = PetscSqr(u_x[1]);  in gradient_1_2d()
31   f[0] = v * u_x[0];  in gradient_1_2d()
32   f[1] = v * u_x[1];  in gradient_1_2d()
36 …Off_x[], const PetscScalar u[], const PetscScalar u_t[], const PetscScalar u_x[], const PetscInt a…  in hessian_11_2d()  argument
38   const PetscScalar ux2 = PetscSqr(u_x[0]);  in hessian_11_2d()
39   const PetscScalar uy2 = PetscSqr(u_x[1]);  in hessian_11_2d()
40   const PetscScalar uxy = u_x[0] * u_x[1];  in hessian_11_2d()